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handle game moves in standard algrbraic notation #160

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handle game moves in standard algrbraic notation #160

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32 changes: 31 additions & 1 deletion lc0_main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -279,6 +279,28 @@ func convertMovesToPGN(moves []string, result string, start_ply_count int) strin
return game2.String() + " {OL: " + strconv.Itoa(start_ply_count) + "}"
}

func convertSANToPGN(moves []string, result string, start_ply_count int) string {
pgn := ""
if len(moves) > 6 && moves[len(moves)-7] == "from_fen" {
fen := strings.Join(moves[len(moves)-6:], " ")
moves = moves[:len(moves)-7]
pgn += "[FEN \"" + fen + "\"]\n"
}
pgn += "\n" + strings.Join(moves, " ") + " "

if result == "draw" {
pgn += "1/2-1/2"
} else if result == "whitewon" {
pgn += "1-0"
} else if result == "blackwon" {
pgn += "0-1"
} else {
pgn += "*"
}

return pgn + " {OL: " + strconv.Itoa(start_ply_count) + "}"
}

func createCmdWrapper() *cmdWrapper {
c := &cmdWrapper{
gi: make(chan gameInfo),
Expand Down Expand Up @@ -459,6 +481,9 @@ func (c *cmdWrapper) launch(networkPath string, otherNetPath string, args []stri
idx1 := strings.Index(line, "trainingfile")
idx2 := strings.LastIndex(line, "gameid")
idx3 := strings.LastIndex(line, "moves")
if idx3 < 0 {
idx3 = strings.LastIndex(line, "san")
}
if idx1 < 0 || idx2 < 0 || idx3 < 0 {
log.Printf("Malformed gameready: %q", line)
break
Expand All @@ -481,7 +506,12 @@ func (c *cmdWrapper) launch(networkPath string, otherNetPath string, args []stri
start_ply_count, err = strconv.Atoi(line[idx6+15 : idx4-1])
}
file := line[idx1+13 : idx2-1]
pgn := convertMovesToPGN(strings.Split(line[idx3+6:len(line)], " "), result, start_ply_count)
pgn := ""
if line[idx3] == 'm' {
pgn = convertMovesToPGN(strings.Split(line[idx3+6:len(line)], " "), result, start_ply_count)
} else {
pgn = convertSANToPGN(strings.Split(line[idx3+4:len(line)], " "), result, start_ply_count)
}
fmt.Printf("PGN: %s\n", pgn)
c.gi <- gameInfo{pgn: pgn, fname: file, fp_threshold: last_fp_threshold, player1: player, result: result}
last_fp_threshold = -1.0
Expand Down